• Emotionale Prozesse und nonverbales Verhalten im sportlichen Wettkampf
• Selbstgespräche (Self-talk) im Sport
• Zwei-Prozess Ansätze zur Erklärung menschlichen Verhaltens und Erlebens

2025

Fritsch, J., Weyland, S., Vorgic, S., & Jekauc, D. (2025). The assessment of the halo-effect in a questionnaire rating dimensions of coaches' competence. International Journal of Sport and Exercise Psychology, 23(1), 163-179.https://doi.org/10.1080/1612197X.2023.2291727

Jekauc, D., Fiedler, J., Wunsch, K., Mülberger, L., Burkart, D., Kilgus A., & Fritsch, J.  (2025). The effect of self-confidence on performance in sports: A meta-analysis and narrative review. International Review of Sport and Exercise Psychology, 18(1), 1-27.https://doi.org/10.1080/1750984X.2023.2222376

Rausch, C., Fritsch, J., Altmann, S., Steindorf, L., Spielmann, J., & Jekauc, D. (2025). Leading through performance crises: Soccer coaches' insights on their strategies—a qualitative study. Frontiers in Psychology, 16, Article 1576717. https://doi.org/10.3389/fpsyg.2025.1576717

2024

Fritsch, J. (2024). Unveiling the emotional dynamics of sports: Antecedents and consequences of affective expressive behaviors. Journal of Applied Sport and Exercise Psychology, 31(4), 140-149. https://doi.org/10.1026/2941-7597/a000017

Fritsch, J., Fiedler, J., Hatzigeorgiadis, A., & Jekauc, D. (2024). Examining the relation between emotional experiences and emotional expressions in competitive tennis matches. Frontiers in Psychology, 14, Article 1287316.https://doi.org/10.3389/fpsyg.2023.1287316

Fritsch, J., Leis, O., Wohlfarth, D., Triller, N., & Jekauc, D. (2024). The role of emotional convergence in sport: A scoping review. Sport, Exercise, and Performance Psychology, 13(1), 39-58. https://doi.org/10.1037/spy0000330

Fritsch, J., Nigg, C., Niessner, C., Schmidt, S., Woll., A, & Jekauc, D. (2024). Testing the Weiss-Harter-Model in a prospective study design: The importance of perceived social support for youth physical activity. German Journal of Exercise and Sport Research, 54, 201-212. https://doi.org/10.1007/s12662-023-00883-w

Fritsch, J., Nonnenmann, J., Engelmann, N., Latinjak, A. T., Hatzigeorgiadis, A., & Jekauc, D. (2024). Exploring proportions of spontaneous and goal-directed self-talk - It is not always the one or the other. Psychology of Sport and Exercise, 75, Article 102704. https://doi.org/10.1016/j.psychsport.2024.102704

Feil, K., Fritsch, J., Weyland, S., Rittmann, L.-M., Schmidt, D., & Jekauc, D. (2024). WiN-Reha—effectiveness and durability of effects of orthopedic rehabilitation programs and the study of psychological determinants of aftercare behaviors: A study protocol. Frontiers in Rehabilitation Sciences, 5, Article 1333924. https://doi.org/10.3389/fresc.2024.1333924

Jekauc, D., Feil, K., Weyland, S. & Fritsch, J. (2024). Affektive Prozesse und körperliche Aktivität [Affective processes and physical activity]. In C. Englert, I. Pfeffer, K. Staufenbiel & C. Vater (Hrsg.), Sportpsychologie – Grundlagen und Trends (S. 253-271), UTB.

Jekauc, D., Vrancic, D., & Fritsch, J. (2024). Insights from elite soccer players: Understanding the downward spiral and the complex dynamics of crises. German Journal of Exercise and Sport Research, 54(3), 429-441. https://doi.org/10.1007/s12662-024-00968-0

Jekauc, D., Burkart, D., Fritsch, J., Hesenius, M., Meyer, O., Sarfraz, S., & Stiefelhagen, R. (2024). Recognizing affective states from the expressive behavior of tennis players using convolutional neural networks. Knowledge-Based Systems, 295, Article 111856. https://doi.org/10.1016/j.knosys.2024.111856

Leis, O., Sharpe, B. T., Pelikan, V., Fritsch, J., Nicholls, A., & Poulus, D. (2024). Stressors and coping strategies in esports: A systematic review. International Review of Sport and Exercise Psychology. https://doi.org/10.1080/1750984X.2024.2386528

Schmidt, D., Fritsch, J., Feil, K., Weyland, S., Rittmann, L.-M., & Jekauc, D. (2024). Impact of digital and conventional rehabilitation aftercare on physical and mental health in orthopedic patients in Germany. Frontiers in Public Health, 12, Article 1344063. https://doi.org/10.3389/fpubh.2024.1344063

Weyland, S., Fritsch, J., Kaushal, N., Feil, K., & Jekauc, D. (2024). Neuroticism and extraversion moderate the relationship between physical activity enjoyment and habit. International Journal of Sport and Exercise Psychology. https://doi.org/10.1080/1612197X.2024.2415046

2023

Fritsch, J., Ebert, S., & Jekauc, D. (2023). The recognition of affective states associated with players' non-verbal behavior in volleyball. Psychology of Sport and Exercise, 64, Article 102329. https://doi.org/10.1016/j.psychsport.2022.102329

Fritsch, J., Seiler, K., Wagner, M., Englert, C., & Jekauc, D. (2023). Can you tell who scores? An assessment of the recognition of affective states based on the nonverbal behavior of amateur tennis players in competitive matches. Journal of Sport and Exercise Psychology, 45(3), 138–147. https://doi.org/10.1123/jsep.2022-0182

Feil, K., Fritsch, J., & Rhodes, R. E. (2023). The intention-behaviour gap in physical activity: A systematic review and meta-analysis of the action control framework. British Journal of Sports Medicine, 57(19), 1265–1271. https://doi.org/10.1136/bjsports-2022-106640

Feil, K., Fritsch, J., Weyland, S., Warmbrunn, U., & Jekauc, D. (2023). The role of anticipated affect in the context of physical activity: A scoping review. International Review of Sport and Exercise Psychology, 18(2), 647–679. https://doi.org/10.1080/1750984X.2023.2275249

Schmidt, D., Fritsch, J., Feil, K, Weyland, S., & Jekauc, D. (2023). Impact of a digital and conventional prevention program on work ability, physical health, and mental health among employees with initial impairments. BMC Digital Health, 1, Article 39. https://doi.org/10.1186/s44247-023-00043-y

Strauch, U. G., Fritsch, J., Weyland, S., Wäsche, H., Vorgic, S., & Jekauc, D. (2023). Erfassung der Handlungskompetenzen von Übungsleitenden: Entwicklung und Analyse der Reliabilität und Validität eines Fragebogens [Assessment of the competences of coaches: Development and analysis the reliability and validity of a questionnaire]. Zeitschrift für Sportpsychologie, 30(2), 47-63. https://doi.org/10.1026/1612-5010/a000376

2022

Fritsch, J., Jekauc, D., Elsborg, P., Latinjak, A.T., Reichert, M., & Hatzigeorgiadis, A. (2022). Self-talk and emotions in tennis players during competitive matches. Journal of Applied Sport Psychology, 34(5), 518-538. https://doi.org/10.1080/10413200.2020.1821406

Fritsch, J., Preine, L., & Jekauc, D. (2022). The examination of factors influencing the recognition of affective states associated with tennis players' non-verbal behavior. Psychology of Sport and Exercise, 61, Article 102206. https://doi.org/10.1016/j.psychsport.2022.102206

Fritsch, J., Redlich, D., Latinjak, A. T., & Hatzigeorgiadis, A. (2022). The behavioural component of emotions: Exploring outward emotional reactions in table tennis. International Journal of Sport and Exercise Psychology, 20(3), 397-415. https://doi.org/10.1080/1612197X.2021.1877324

Fritsch, J., Weyland, S., Feil, K., Burchartz, A., Schmidt, S., Woll, A., Strauch, U., Wienke, B., & Jekauc, D. (2022). A study on the psychometric properties of the short version of the Physical Activity Enjoyment Scale in an adult population. International Journal of Environmental Research and Public Health, 19(22), Article 15294. https://doi.org/10.3390/ijerph192215294

Feil, K., Weyland, S., Fritsch, J., Wäsche, H., & Jekauc, D. (2022). Anticipatory and anticipated emotions in regular and non-regular exercisers - A qualitative study. Frontiers in Psychology, 13, Article 929380. https://doi.org/10.3389/fpsyg.2022.929380

Weyland, S., Fritsch, J., Feil, K. & Jekauc, D. (2022). Investigating the relation between affective responses and exercise instigation habits in an affect-based intervention for exercise trainers: A longitudinal field study. Frontiers in Psychology, 13, Article 994177. https://doi.org/10.3389/fpsyg.2022.994177

2021

Fritsch, J., Feil, K., Weyland, S., & Jekauc, D., (2021). Effectivity of a mHealth intervention for individuals with obesity: A study protocol for a controlled intervention study. BMC Sports Science, Medicine and Rehabilitation, 13(1), Article 112. https://doi.org/10.1186/s13102-021-00337-6

Fritsch, J., & Latinjak, A. T. (2021). The content of goal-directed self-talk in volitional processes. Zeitschrift für Sportpsychologie, 28(2), 45-53. https://doi.org/10.1026/1612-5010/a000322

Fritsch, J. & Latinjak, A. T. (2021). Emotionen, Stress und Coping im sportlichen Wettbewerb [Emotions, stress and coping in sports competition]. In A. Güllich (Hrsg.), Sport in Kultur und Gesellschaft – Handbuch Sport und Sportwissenschaft (S. 317-339), Springer. https://doi.org/10.1007/978-3-662-53385-7_32-1

Fritsch, J., Latinjak, A. T., & Hatzigeorgiadis, A. (2021). Self-talk and emotions in sport. In M. C. Ruiz & C. Robazza (Eds.), Feelings in sport: Theory, research and practical implications for performance and well-being (pp. 120-130). Routledge.

Abdelkarim, O., Fritsch, J., Jekauc, D., & Bös, K. (2021). Examination of construct validity and criterion-related validity of the German motor test in Egyptian schoolchildren. International Journal of Environmental Research and Public Health, 18(16), Article 8341. https://dx.doi.org/10.3390/ijerph18168341

Chen, C., Weyland, S., Fritsch, J., Woll, A., Niessner, C., Burchartz, A., Schmidt, S., & Jekauc, D. (2021). A short version of the Physical Activity Enjoyment Scale: Development and psychometric properties. International Journal of Environmental Research and Public Health, 18(21), Article 11035. https://doi.org/10.3390/ijerph182111035

Jekauc, D., Fritsch, J., & Latinjak, A. T.  (2021). Toward a theory of emotions in competitive sports. Frontiers in Psychology, 12, Article 790423. https://doi.org/10.3389/fpsyg.2021.790423

Jekauc, D., Mülberger, L., Weyland, S., Ennigkeit, F., Wunsch, K., Krell-Roesch, J., & Fritsch, J. (2021). Reliability and validity of the German version of the Emotional Style Questionnaire. Frontiers in Psychology, 12, Article 749585. https://doi.org/10.3389/fpsyg.2021.749585

Jekauc, D., Rayling, S., Klopp, S., Schmidt, D., Rittmann, L.-M., & Fritsch, J. (2021). Effects of a web-based rehabilitation aftercare on subjective health, work ability and motivation: A partially randomized controlled trial. BMC Musculoskeletal Disorders, 22(1), Article 366. https://doi.org/10.1186/s12891-021-04239-z

2020

Fritsch, J., Finne, E., Jekauc, D., Zerdila, D., Elbe, A.-M., & Hatzigeorgiadis, A. (2020). Antecedents and consequences of outward emotional reactions in table tennis. Frontiers in Psychology, 11, Article 578159. https://doi.org/10.3389/fpsyg.2020.578159

Fritsch, J., Hatzigeorgiadis, A., Jekauc, D., & Latinjak, A. T. (2020). Ein theoretischer Beitrag zu Self-talk in der Sportpsychologie [A theoretical article on self-talk in sports psychology]. Zeitschrift für Sportpsychologie, 27(3), 85-94.

Fritsch, J., & Jekauc, D. (2020). Self-talk and emotion regulation. In A. T. Latinjak & A. Hatzigeorgiadis (Eds.), Self-talk in sport (pp. 64-76). Routledge.

• 11/2025 Habilitation im Fach Sportwissenschaften an der Goethe-Universität Frankfurt, Thema: An assessment of affective processes within competitive sports
• seit 04/2024 Wissenschaftlicher Mitarbeiter an der Goethe-Universität Frankfurt
• 10/2018 - 05/2024 Wisssenschaftlicher Mitarbeiter am Karlsruher Institut für Technologie, Institut für Sport & Sporwissenschaft, Abteilung für Gesundheitsbildung & Sportpsychologie
• 07/2021 Promotion an der Universität Thessalien (Griechenland) und Kopenhagen Universität (Dänemark), Thema: Self-talk and emotions in competitive sports
• 08/2023 - 02/2024 Geisteswissenschafter an Universität Boston (USA), Wheelcock College of Education & Human Development; Department of Counselling Psychology and Human Development  
• 08/2017 - 09/2018 Wissenschaftlicher Mitarbeiter an der Goethe-Universität Frankfurt, Institut für Sportwissenschaften, Arbeitsbereich für Sportpsychologie
• 11/2016 - 07/2017 Wissenschaftlicher Mitarbeiter an der Universität Kopenhagen (Dänemark), Department of Nutrition, Exercise and Sports; Section Sport, Individual and Society
• 07/2015 European Master of Sport and Exercise Psychology (Universität Thessalien) & Master of Sports Science: Diagnostic & Intervention (Universität Leipzig)
• 07/2013 Bachelor in Psychologie an der Ruhr-Universität Bochum